Alkali metals are elements that are not found in nature in a free state, but rather in the form of ionic compounds because these metals easily lose their valence electron and they are the...
Some of representative elements groups are known as regular groups, Because their elements show a great regularity & graduation in their properties and that is not found in the transition elements, One of the...
The valency The valency is the number of electrons that an atom gains, loses or even shares during a chemical reaction, The valency is the number of electrons that an atom needs to gain or...
The alkali metals are located on the left side of the modern periodic table in the group (1) or (1 A). They are the first group of s-block, The alkali metals are mono-valent elements...
